Home / 269,678.20-404,663.10-119,941.60

Finding the Fourth Proportional to 269,678.20, 404,663.10 and 119,941.60

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Solution

The fourth proportional to 269,678.20, 404,663.10 and 119,941.60 is: 179,977.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,678.20 : 404,663.10 = 119,941.60 : x
  2. Step 2: Convert to fraction form
    269,678.20/404,663.10 = 119,941.60/x
  3. Step 3: Cross multiply
    269,678.20x = 404,663.10 × 119,941.60
  4. Step 4: Simplify right side
    269,678.20x = 48,535,939,674.96
  5. Step 5: Solve for x
    x = 48,535,939,674.96/269,678.20
  6. Step 6: Final answer
    x = 179,977.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.